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congenital_fibrosis_extraocular_muscles [2026/09/08 14:18] – [Other Findings] Scott Larsoncongenital_fibrosis_extraocular_muscles [2026/09/08 14:33] (current) – Scott Larson
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 ====== Congenital Fibrosis of the Extraocular Muscles ====== ====== Congenital Fibrosis of the Extraocular Muscles ======
-FIXME+
 ====Main Features==== ====Main Features====
  
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     * CFEOM3 often unilateral/asymmetric involvement.      * CFEOM3 often unilateral/asymmetric involvement. 
   * Aberrant eye movements (e.g., convergent movement on attempted upgaze) and, in CFEOM2, poorly reactive pupils (pupillary involvement is absent in CFEOM1).    * Aberrant eye movements (e.g., convergent movement on attempted upgaze) and, in CFEOM2, poorly reactive pupils (pupillary involvement is absent in CFEOM1). 
 +  * Marcus Gunn jaw-winking phenomenon and other signs of aberrant dysinnervation
   * Ptosis (uni- or bilateral) from levator palpebrae superioris dysfunction, with compensatory chin-up head posture to see beneath the lids and better position the infraducted eyes.   * Ptosis (uni- or bilateral) from levator palpebrae superioris dysfunction, with compensatory chin-up head posture to see beneath the lids and better position the infraducted eyes.
   * Absent binocular vision/poor stereopsis, refractive errors, amblyopia, and poor visual acuity.    * Absent binocular vision/poor stereopsis, refractive errors, amblyopia, and poor visual acuity. 
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     * CFEOM3 with polymicrogyria     * CFEOM3 with polymicrogyria
       * Microcephaly and intellectual disability       * Microcephaly and intellectual disability
- +  * **Tukel syndrome**: bilateral postaxial oligodactyly/oligosyndactyly of the hands.  
-  +  * Progressive cerebellar ataxia 
- +  * Arthrogryposis multiplex congenita. 
-Tukel syndrome: bilateral postaxial oligodactyly/oligosyndactyly of the hands.  +
- +
-CFEOM has also been reported with progressive cerebellar ataxia and, via COL25A1 variants, with arthrogryposis multiplex congenita. +
  
 ====Etiology==== ====Etiology====
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 ====Resources==== ====Resources====
  
-[[https://www.ncbi.nlm.nih.gov/books/NBK1348/|GeneReviews: Congenital Fibrosis of the Extraocular Muscles Overview]] +  * [[https://www.ncbi.nlm.nih.gov/books/NBK1348/|GeneReviews: Congenital Fibrosis of the Extraocular Muscles Overview]] 
- +  * [[https://omim.org/entry/135700|OMIM: Fibrosis of Extraocular Muscles, Congenital, 1 (FEOM1)]] 
-[[https://omim.org/entry/135700|OMIM: Fibrosis of Extraocular Muscles, Congenital, 1 (FEOM1)]] +  * [[https://rarediseases.info.nih.gov/diseases/6094/congenital-fibrosis-of-the-extraocular-muscles|GARD: Congenital Fibrosis of the Extraocular Muscles]]
- +
-[[https://rarediseases.info.nih.gov/diseases/6094/congenital-fibrosis-of-the-extraocular-muscles|GARD: Congenital Fibrosis of the Extraocular Muscles]]+
  
 {{tag>syndrome}} {{tag>syndrome}}